(a) State the null and alternative hypotheses for the test.
(b) Calculate the test statistics.
(c) Determine the rejection region(s) for the test.
(d) State the conclusion for the test giving reasons for your answer.
This material may consist of step-by-step explanations on how to solve a problem or examples of proper writing, including the use of citations, references, bibliographies, and formatting. This material is made available for the sole purpose of studying and learning - misuse is strictly forbidden.C) By splitting our alpha level, .1, into two-tails (because our hypothesis test involved an equality/inequality relationship), then each tail would equal z=.05 – which corresponds to values of 1.645 and -1.645.
D) Since our z-value (2.059) falls within the right-tail critical region, we are able to reject the null hypothesis and thus accept the alternative hypothesis. In other words, the average coffee consumption was not 26 gallons per person....